var markedRow = new Array();


/**
 * Sets/unsets the pointer in browse mode
 *
 * @param   object   the table row
 * @param   object   the color to use for this row
 * @param   object   the background color
 *
 * @return  boolean  whether pointer is set or not
 */
function setPointer(theRow, thePointerColor)
{
    var theCells = null;

    if (thePointerColor == '' || typeof(theRow.style) == 'undefined') {
        return false;
    }
    if (typeof(document.getElementsByTagName) != 'undefined') {
        theCells = theRow.getElementsByTagName('td');
    }
    else if (typeof(theRow.cells) != 'undefined') {
        theCells = theRow.cells;
    }
    else {
        return false;
    }

    var rowCellsCnt  = theCells.length;
    var currentColor = null;
    var newColor     = null;
    // Opera does not return valid values with "getAttribute"
    if (typeof(window.opera) == 'undefined'
        && typeof(theCells[0].getAttribute) != 'undefined' && typeof(theCells[0].getAttribute) != 'undefined') {
        currentColor = theCells[0].getAttribute('bgcolor');
        newColor     = (currentColor.toLowerCase() == thePointerColor.toLowerCase())
                     ? theNormalBgColor
                     : thePointerColor;
        for (var c = 0; c < rowCellsCnt; c++) {
            theCells[c].setAttribute('bgcolor', newColor, 0);
        } // end for
    }
    else {
        currentColor = theCells[0].style.backgroundColor;
        newColor     = (currentColor.toLowerCase() == thePointerColor.toLowerCase())
                     ? theNormalBgColor
                     : thePointerColor;
        for (var c = 0; c < rowCellsCnt; c++) {
            theCells[c].style.backgroundColor = newColor;
        }
    }

    return true;
} // end of the 'setPointer()' function